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Call From 98bda6519109/127.0.0.1 to 0.0.0.0:8032 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
java.net.ConnectException: Call From 98bda6519109/127.0.0.1 to 0.0.0.0:8032 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused	at sun.reflect.GeneratedConstructorAccessor11.newInstance(Unknown Source)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)	at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:791)	at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:731)	at org.apache.hadoop.ipc.Client.call(Client.java:1472)	at org.apache.hadoop.ipc.Client.call(Client.java:1399)	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)	at com.sun.proxy.$Proxy10.getClusterMetrics(Unknown Source)